Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
EasyWhich of the following are the by-products $NOT$ obtained in the extraction of copper?
- AGold and silver are obtained as anode mud
- B$FeSiO_3$ obtained as slag is used in road making
- C$SO_2$,which is further used in the manufacture of $H_2SO_4$ by the contact process
- D$FeSO_4$ which is used to prepare green vitriol
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Similar Questions
Match List-$I$ and List-$II$ and select the correct answer using the codes given below the lists :
List-$I$ List-$II$ $I.$ Cyanide process $(1)$ Ultrapure $Ge$ $II.$ Floatation process $(2)$ Dressing of $HgS$ $III.$ Electrolytic reduction $(3)$ Extraction of $Al$ $IV.$ Zone refining $(4)$ Extraction of $Au$
| List-$I$ | List-$II$ |
| $I.$ Cyanide process | $(1)$ Ultrapure $Ge$ |
| $II.$ Floatation process | $(2)$ Dressing of $HgS$ |
| $III.$ Electrolytic reduction | $(3)$ Extraction of $Al$ |
| $IV.$ Zone refining | $(4)$ Extraction of $Au$ |
Which of the following processes is not used for the extraction of spelter from zinc blende?
Easy
View SolutionIn which of the following metals extraction,impurities are removed as slag?
$i.$ $Al$ $\quad$ $ii.$ $Fe$
$iii.$ $Cu$ $\quad$ $iv.$ $Zn$
The correct option is
$i.$ $Al$ $\quad$ $ii.$ $Fe$
$iii.$ $Cu$ $\quad$ $iv.$ $Zn$
The correct option is
The smelting of iron in the blast furnace involves all the following processes except:
Easy
View SolutionThe major components in "Gun Metal" are
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